Left column
<?php
$currentPage = $this->currentPage;

if ($currentPage > 0) {
    $category = new Category();

    $allCategory = $category->getCacheOfCategory();

    $leftMenu = $allCategory[$currentPage];
//    echo "/*<pre>";
//    print_r($leftMenu);
//    echo "</pre>*/";
    if (count($leftMenu['children']) > 0) {
        echo "<ul>";
    foreach($leftMenu['children'] as $item):
?>
        <li><?php echo $allCategory[$item]['admin_title'];?></li>
<?php
    endforeach;
        echo "</ul>";
    } // count left
?>

<?php } // if currentPage?>